Finding the Fourth Proportional to 1,336.38, 1,844.20 and 738.92

Step by Step Solution

1. Step 1: Write the proportion equation
   1,336.38 : 1,844.20 = 738.92 : x
2. Step 2: Convert to fraction form
   1,336.38/1,844.20 = 738.92/x
3. Step 3: Cross multiply
   1,336.38x = 1,844.20 × 738.92
4. Step 4: Simplify right side
   1,336.38x = 1,362,707.27
5. Step 5: Solve for x
   x = 1,362,707.27/1,336.38
6. Step 6: Final answer
   x = 1,019.70